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postcss-appearance-normalize.js
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54 lines (52 loc) · 1.48 KB
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/**
* PostCSS 自定义插件
* 用于处理appearance属性的浏览器兼容性问题
*/
module.exports = postcssAppearanceNormalize;
function postcssAppearanceNormalize(options = {}) {
return {
postcssPlugin: 'postcss-appearance-normalize',
Declaration(decl) {
// 处理webkit前缀的appearance属性
if (decl.prop === '-webkit-appearance') {
// 添加标准appearance属性
decl.cloneBefore({
prop: 'appearance',
value: decl.value
});
// 添加Firefox的-moz-appearance属性
decl.cloneBefore({
prop: '-moz-appearance',
value: decl.value
});
}
// 处理-moz前缀的appearance属性
else if (decl.prop === '-moz-appearance') {
// 添加标准appearance属性
decl.cloneBefore({
prop: 'appearance',
value: decl.value
});
// 添加Webkit的-webkit-appearance属性
decl.cloneBefore({
prop: '-webkit-appearance',
value: decl.value
});
}
// 处理标准appearance属性
else if (decl.prop === 'appearance') {
// 添加Webkit的-webkit-appearance属性
decl.cloneBefore({
prop: '-webkit-appearance',
value: decl.value
});
// 添加Firefox的-moz-appearance属性
decl.cloneBefore({
prop: '-moz-appearance',
value: decl.value
});
}
}
};
}
postcssAppearanceNormalize.postcss = true;